#include <bits/stdc++.h>
using namespace std;

int main_3()
{
    unsigned int a=UINT_MAX,b=UINT_MAX;
    printf("%u\n",a);//4294967295
    printf("%u\n",a+1);//(4294967295+1)%(1<<32)
    printf("%u\n",(1<<32)-1);
    int arr[10];
    memset(arr,0x3f,sizeof(arr));//0x3f3f3f3f
    printf("%d\n",arr[0]);
    printf("%d\n",5<<1);
    printf("%d\n",-5>>1);//n>>1=floor(n/2.0)
    printf("%d\n",3/2);//1
    printf("%d\n",-3/2);//-1
	return 0;
}
